vorax, Ptychocheilus Girard [C. F.] 1856:209 [45] [Proceedings of the Academy of Natural Sciences of Philadelphia v. 8; ref. 1810] [Precise locality not known] Colorado River drainage between Cochetopapa Creek and Green River, Colorado/Utah, U.S.A. Syntypes: USNM 202 (2, plus 1 pharyngeal arch as #2756) near 38°N. Type catalog: Gilbert 1998:163-164 [ref. 23395]. On p. 45 of separate. •Synonym of Gila robusta Baird & Girard 1853, but a valid subspecies vorax (Baird & Girard 1853) -- (La Rivers 1994:388 [ref. 23389], Gilbert 1998:164 [ref. 23395]). •Synonym of Gila robusta Baird & Girard 1853 -- (Minckley & Marsh 2009:142 [ref. 31114], Copus et al. 2018:11 [ref. 36179]). Current status: Synonym of Gila robusta Baird & Girard 1853. Leuciscidae: Laviniinae. Habitat: freshwater.